RIO DE JANEIRO President Recep Tayyip Erdoğan arrived in Brazil on Nov. 17 to attend the G20 summit, with the Turkish leader set to engage in bilateral talks with several of his counterparts. A key issue on Erdoğan’s agenda is addressing the ongoing violence in the Middle East. He is expected to call for an international response to Israel's relentless attacks on Palestinian territories and Lebanon. The two-day Rio summit starting on Nov. 18 brings together leaders from the world's largest